#include <Arduino.h>

// put function declarations here:
int in1_pin = 3;
int in2_pin = 5;

void setup()
{
  // put your setup code here, to run once:
  pinMode(in1_pin, OUTPUT);
  pinMode(in2_pin, OUTPUT);
  analogWrite(in1_pin, LOW);
  analogWrite(in2_pin, LOW);
}

void loop()
{
  // put your main code here, to run repeatedly:
  analogWrite(in1_pin, 60);
  delay(1000);
  analogWrite(in1_pin, LOW);
  delay(2000);
  analogWrite(in2_pin, 60);
  delay(1000);
  analogWrite(in2_pin, LOW);
  delay(2000);
}

// put function definitions here: